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Heart Rate-Cloacal Temperature Hysteresis in Iguana is a Result of Thermal Lag

Abstract

REPTILES reportedly possess physiological mechanisms for the increase or decrease in the rate of heat exchange with their environments. This the animal could do by changing either its metabolic rate or its effective insulation. Both sorts of mechanisms have been postulated responsible for this capability.

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SPRAY, D., BELKIN, D. Heart Rate-Cloacal Temperature Hysteresis in Iguana is a Result of Thermal Lag. Nature 239, 337–338 (1972). https://doi.org/10.1038/239337a0

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